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Finding the Fourth Proportional to 5,829.60, 8,745.66 and 2,707.32

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Solution

The fourth proportional to 5,829.60, 8,745.66 and 2,707.32 is: 4,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.60 : 8,745.66 = 2,707.32 : x
  2. Step 2: Convert to fraction form
    5,829.60/8,745.66 = 2,707.32/x
  3. Step 3: Cross multiply
    5,829.60x = 8,745.66 × 2,707.32
  4. Step 4: Simplify right side
    5,829.60x = 23,677,300.23
  5. Step 5: Solve for x
    x = 23,677,300.23/5,829.60
  6. Step 6: Final answer
    x = 4,061.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.